[  809.177137][T14751] netdevsim netdevsim298 eni298np1: renamed from eth0
[  809.196520][T14754] netdevsim netdevsim662 eni662np1: renamed from eth1
[  809.812238][T14739] Could not find device with ifindex 2000 in netnsfd 11
[  809.813411][T14739] Could not find netns with fd: 2000
[  809.813987][T14739] Cannot link a netdevsim to itself
[  809.814492][T14739] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).